Optical Engineer – Freelance AI Trainer

Please submit your CV in English and indicate your level of English proficiency. toloka-ai, in partnership with Mindrift, offers freelance, project-based roles focused on advancing AI systems. This opportunity is structured around temporary assignments, not permanent employment. Each project aims to test, evaluate, and improve AI capabilities through the exp…

Mindrift is looking for a Freelance AI Workflow Engineer (AI Pilot) to join the Tendem project. This remote, part-time contract focuses on building and refining intelligent automation systems that combine large language models (LLMs) with human oversight. The position is open to candidates based in Glasgow, Scotland, or working remotely from the United Kingdom. Project: Tendem The Tendem project (https://tendem.ai/) develops hybrid automation solutions where LLMs and human agents collaborate. The goal: create scalable, dependable workflows that automate content generation, enrichment, and communication tasks. What you will do Design and evaluate workflows that integrate with LLM APIs, including OpenAI, Claude, Gemini, or similar platforms. Develop and improve AI-powered automation systems for tasks such as content creation, enrichment, and communication. Create and refine prompt frameworks to ensure consistent, high-quality results. Set up automated, personalized outreach systems for email, messaging, and lead enrichment. Structure and preprocess data to maintain stable model performance and reliable outputs. Analyze and optimize AI-driven pipelines for scalability, efficiency, and accuracy. Role overview This role calls for hands-on experience with LLM integrations, prompt engineering, and automation systems. Collaboration with Tendem Agents is central, as is applying structured thinking and quality control to workflow development. The position suits professionals comfortable working independently in a remote setting, focused on delivering robust AI solutions.

At Coram AI, we are revolutionizing video security in today's digital landscape. Our innovative cloud-native platform leverages cutting-edge computer vision and artificial intelligence to empower businesses with enhanced safety, informed decision-making, and rapid response capabilities. Experience real-time alerts, effortless clip sharing, and comprehensive visibility across multiple sites.Joining our dynamic, agile team means embracing clarity, excellence, and impactful contributions. Every team member has a voice, delivers significant work, and plays a vital role in shaping how AI can foster a safer and more interconnected world.In this role, you will be part of a pioneering team responsible for managing a sophisticated infrastructure that transcends conventional cloud setups. Beyond our robust AWS and Kubernetes configurations, we also oversee a vast array of IoT devices. We are in search of a skilled engineer who will play a crucial role in developing and maintaining our edge and cloud stack that supports our IoT product offerings, focusing on both infrastructure and the bespoke software we utilize.You will tackle intriguing challenges at the confluence of user experience, machine learning, and infrastructure, while committing to excellence, continuous learning, and delivering exceptional products in a fast-paced startup environment.

Anyone AI is on the lookout for talented Full-Stack Developers to contribute to an exciting project alongside a prestigious AI research lab.Qualifications:Exceptional written and spoken English proficiency3 to 7 years of extensive experience in software engineeringAdvanced skills in Python and JavaScript/TypeScript; familiarity with Java, C#, or Go is a plusHands-on experience in backend or full-stack development within production environmentsProficient in testing frameworks such as pytest, Jest, JUnit, xUnit, and Go testingDemonstrated ability to debug and work with complex, multi-file codebasesExperience in code reviews, refactoring, and migration processesEngagement: This is a part-time, project-oriented consulting roleWork Type: Fully RemoteAs a contributor, you will create and assess realistic software engineering tasks that encompass bug fixing, feature development, code refactoring, migrations, and test generation. Your work will entail crafting intricate coding challenges and evaluating peer submissions for quality assurance.This role is consultant-based, with payment structured per project. Hourly rates are estimates based on expected completion times. Consultants have the flexibility to manage their schedules, utilize their own tools, and may work with other clients as long as it complies with their policies.Responsibilities:Contributors will:Design and execute multi-file coding tasks including bug fixes, feature enhancements, refactoring, and testingDraft clear specifications and reference implementations in natural languageDevelop and enhance unit and integration test suitesAssess peer-generated tasks for accuracy, clarity, and realismSpot edge cases, ambiguities, and potential failure modesEnsure consistency between specifications, code, and intended outputsExpected Outcomes:High-quality, realistic software engineering tasks that are ready for implementation.

Mindrift is seeking talented AI Workflow Engineers to contribute to the innovative Tendem project, where you will develop intelligent automation systems driven by large language models (LLMs) within our collaborative AI + human framework.In this role, referred to as an AI Pilot at Mindrift, you will work alongside Tendem Agents who manage repetitive tasks, while you apply your structured thinking, prompt engineering skills, and quality assurance expertise to create scalable and reliable AI-enhanced workflows.This part-time remote role is perfect for professionals with practical experience in LLM integrations, prompt design, and AI-driven automation systems.

Please submit your CV in English and indicate your level of English proficiency.Mindrift bridges the gap between talented specialists and exciting project-based AI opportunities with leading technology firms, focusing on the testing, evaluation, and enhancement of AI systems. Note that participation is project-based and does not lead to permanent employment.What This Role Entails:While each project has its unique objectives, contributors will typically be involved in:Designing innovative computational physics problems that replicate authentic physics research workflows;Creating complex problems requiring Python programming (utilizing libraries such as Numpy, SciPy, and Sympy);Ensuring that problems are computationally intensive, necessitating resolution beyond manual capabilities within reasonable timeframes (spanning days to weeks);Formulating problems that demand intricate reasoning across areas such as mechanics, electromagnetism, thermodynamics, and quantum mechanics;Grounding problems in genuine research challenges or practical applications within the field of physics;Validating solutions through Python utilizing standard physics simulation libraries;Clearly documenting problem statements and providing verified correct answers.Desired Qualifications:This opportunity is ideally suited for optical engineers with a proficiency in Python who are seeking part-time, non-permanent projects. Preferred candidates will possess:A degree in Physics (Theoretical, Experimental, or Computational) or related disciplines;Proficiency in Python for numerical validation. Experience with MATLAB, R, C, SQL, Numpy, Pandas, SciPy, or any relevant programming language is also acceptable;A minimum of 2 years of professional experience, including applicable applied, research, or teaching experience;Familiarity with numerical simulation methods;The capability to design problems that accurately reflect real physics research workflows;Creative problem-solving skills across various physics domains;Proficiency in physics modeling and approximation techniques;Strong written English skills (C1+ level).Application Process:Apply → Pass qualification(s) → Join a project → Complete tasks → Get paidProject Time Expectations:Tasks are estimated to require approximately 10–20 hours per week during active phases, depending on project requirements. This estimate is not a guaranteed workload and applies only while the project is active.Compensation:Contributors can earn up to $35 per hour, contingent on their level of expertise and pace of contribution. Note that compensation may vary across projects based on their scope, complexity, and required expertise.

Kindly submit your CV in English, detailing your proficiency in the language.Mindrift is a pioneering platform that connects talented specialists with project-based AI opportunities for top-tier tech companies, concentrating on the enhancement, evaluation, and testing of AI systems. Please note that participation is project-based rather than permanent employment.Role OverviewEach project presents distinct tasks, and contributors may be involved in:Crafting innovative computational engineering challenges that reflect real-world engineering workflows;Formulating problems that necessitate Python programming for engineering calculations and simulations;Ensuring that challenges are computationally demanding and employ numerical methods or iterative solutions;Conceiving problems related to system design, optimization, and analysis;Drawing from actual research challenges or practical applications in engineering;Validating solutions using Python alongside standard engineering libraries;Clearly documenting problem statements and providing verified correct answers.Candidate ProfileThis opportunity is ideal for engineers with Python expertise who are open to part-time, non-permanent engagements. Candidates should ideally possess:A degree in Mechanical Engineering or a related field;Proficiency in Python for numerical validation; familiarity with MATLAB, R, C, SQL, Numpy, Pandas, SciPy, or any programming language will also be considered;A minimum of 2 years of professional experience, including applied, research, or teaching roles;A solid understanding of practical engineering constraints and approximations;Strong command of written English (C1+ level);Professional certifications (e.g., CMME, SAS Certifications, CAP) and experience in international or applied projects will be advantageous.Application ProcessApply → Pass qualification(s) → Join a project → Complete tasks → Get compensated.Project CommitmentDuring active phases, tasks are projected to require approximately 10–20 hours per week, depending on project demands. Note that this is an estimate and not a guaranteed workload, applicable only while the project is active.Compensation StructureContributors can earn up to $36 per hour based on their level of expertise and contribution pace. Compensation varies across projects depending on their scope, complexity, and required expertise. Please note that different projects on the platform may offer varying compensation levels based on their specific requirements.

About Indicium AI Indicium AI is a premier global consultancy specializing in AI solutions for the world's leading enterprises. With a proven track record across various sectors including Financial Services, Energy & Utilities, Healthcare & Life Sciences, Retail & CPG, and Manufacturing, we provide unmatched clarity, speed, and capability in delivering AI at scale. Our team of over 600 AI experts supports more than 50 enterprise clients from 5 global locations, collaborating with top-tier partners such as Anthropic, Databricks, AWS, OpenAI, and Microsoft to achieve impactful business outcomes. Overview We are looking for a talented AI Engineer to join our team, responsible for designing, building, and deploying robust production-grade AI systems that leverage large language models. This unique position merges software engineering with AI implementation, focusing on developing scalable, reliable applications instead of model training or research. As part of your role, you will utilize cutting-edge LLM technologies to create sophisticated AI systems capable of solving complex real-world challenges through multi-agent orchestration, intelligent tool integration, and efficient production workflows. Your expertise will be pivotal in crafting the orchestration layer that ensures these systems are production-ready, effectively managing failure modes, optimizing agent collaboration, and providing consistent, reliable outputs at scale. You'll blend strong software engineering fundamentals with comprehensive knowledge of LLM capabilities, limitations, and best practices for building trustworthy non-deterministic systems. Responsibilities Design and implement production AI systems that incorporate LLMs, RAG pipelines, vector databases, and agentic frameworks. Develop evaluation frameworks to assess and monitor system performance, accuracy, and reliability. Create and maintain production-grade AI applications featuring clean code, robust error handling, APIs, and data pipelines. Implement, maintain, and evaluate retrieval systems, including vector/graph databases and ingestion pipelines. Establish feedback loops and observability processes to enhance system performance continuously. Craft effective prompts and optimize for latency, cost, and quality across various model providers and configurations. Required Skills and Experience Hands-on experience building applications with LLM APIs and a deep understanding of their functionalities. Proficiency in software engineering principles and practices. Experience with production-grade system design, implementation, and optimization. Strong problem-solving skills and the ability to work collaboratively in a fast-paced environment. Familiarity with AI best practices and methodologies.

We invite you to submit your CV in English, noting your proficiency level.Mindrift specializes in connecting experts with dynamic, project-based AI opportunities in collaboration with leading technology firms. Our focus is on the testing, evaluation, and enhancement of AI systems. This is a project-based role, not a permanent position.Opportunity OverviewEach project presents unique challenges, and contributors will:Craft original optical problems that replicate authentic physics research processes;Ensure problems demand computational solutions that cannot be manually resolved in a reasonable timeframe (days/weeks);Formulate problems involving complex reasoning across mechanics, electromagnetism, thermodynamics, and quantum mechanics;Base challenges on genuine research questions or practical scenarios from optics and physics;Clearly document problem statements and supply verified correct answers.Desired QualificationsThis role is ideal for optical engineers seeking flexible, part-time, non-permanent projects. We prefer candidates who possess:A degree in Physics (Theoretical, Experimental, or Computational) or related disciplines;At least 2 years of professional experience in applied, research, or teaching roles;Familiarity with numerical simulation techniques;Adeptness in designing problems that reflect real physics research workflows;Innovative thinking in problem design across various physics domains;Experience with physics modeling and approximation techniques;Strong written English proficiency (C1+).Project Engagement ProcessApplication → Qualification Assessment → Project Participation → Task Completion → CompensationProject Time CommitmentActive phases of this project are estimated to require approximately 10–20 hours per week, depending on project demands. This is an estimate and does not guarantee workload during project activity.Compensation DetailsContributors can earn up to $35 per hour, dependent on individual contribution level and speed. Compensation varies by project scope, complexity, and expertise required. Note that other projects may offer differing compensation rates.

We invite you to submit your CV in English, along with your English proficiency level.Mindrift is a dynamic platform that connects talented specialists with project-based AI opportunities at leading technology companies. Our focus is on testing, evaluating, and enhancing AI systems. Please note that participation is project-based and does not constitute permanent employment.Project OverviewEach project presents unique challenges, and contributors will have the opportunity to:Design original computational engineering problems that closely simulate real-world engineering workflows.Create programming challenges that require Python to solve complex engineering calculations and simulations.Ensure that the tasks are computationally rigorous, utilizing numerical methods or iterative solutions.Develop problems centered around system design, optimization, and thorough analysis.Base challenges on actual research questions or practical applications from the engineering sector.Validate solutions through Python, employing standard engineering libraries.Document problem statements with clarity and provide verified correct answers.Qualifications We SeekThis role is ideal for engineers with experience in Python, looking for part-time, non-permanent project work. We are particularly interested in candidates who possess:A degree in Electrical Engineering or a related field.Strong proficiency in Python for numerical validation; familiarity with MATLAB, R, C, SQL, NumPy, Pandas, SciPy, or any equivalent programming language is also acceptable.At least 2 years of professional experience, whether in applied, research, or teaching capacities.A solid understanding of practical engineering constraints and approximations.Excellent written English skills (C1+ level).Preferred: Professional certifications (such as CMME, SAS Certifications, CAP) and experience in international or applied projects.How the Process WorksApply → Pass qualifications → Join a project → Complete tasks → Get compensated.Project Time CommitmentDuring active phases, tasks are estimated to require approximately 10–20 hours per week, depending on specific project needs. Please note that this is an estimate and not a guaranteed workload.CompensationContributors can earn up to $36 per hour, based on experience and contribution pace. Compensation varies across projects depending on their scope, complexity, and required expertise. Please be aware that earnings levels may differ across other projects on the platform based on their specific requirements.

Join anyone-ai as an AI Software Engineering Trainer in the United Kingdom! In this dynamic role, you will leverage your expertise in software engineering and artificial intelligence to train and mentor upcoming talent in the field. You will be responsible for developing training materials, conducting workshops, and providing hands-on guidance to participants, ensuring they gain practical skills and knowledge in cutting-edge AI technologies.As a part of our team, you will collaborate with industry experts and contribute to the advancement of AI education, making a meaningful impact in the tech community.

Join the innovative team at Perplexity AI as an AI Infrastructure Engineer. We harness cutting-edge technologies, including Kubernetes, Slurm, Python, C++, and PyTorch, primarily within the AWS ecosystem. In this role, you will collaborate intimately with our Inference and Research teams to design, deploy, and enhance our extensive AI training and inference clusters.

Anyone AI seeks experienced software engineers for a part-time, remote contract supporting a major AI laboratory project. This position is open to candidates based in the United Kingdom. Key responsibilities Create and implement multi-file coding tasks, including bug fixes, new features, refactoring, and test development. Write clear and detailed specifications, along with reference code implementations. Develop and improve unit and integration test suites to strengthen code reliability. Review coding tasks from peers, ensuring technical accuracy, clarity, and practical value. Identify edge cases, ambiguities, and potential failure points in both tasks and solutions. Check that specifications, code, and expected results remain consistent for each task. Role details Part-time contract Remote work (must be based in the UK)

Mindrift is on the lookout for talented DevOps / Automation Engineers (Infrastructure & Scaling) to become part of the exciting Tendem project (https://tendem.ai/). Your mission will be to design, build, and sustain scalable infrastructure that enhances automation workflows in our innovative hybrid AI + human ecosystem.In this pivotal role, referred to as an AI Pilot at Mindrift, you will partner with Tendem Agents performing routine tasks while you lend your expertise in infrastructure management, system reliability, and performance enhancements to guarantee robust and scalable automation pipelines.This freelance, part-time position offers the flexibility to work remotely, making it an excellent opportunity for professionals who possess practical experience in cloud infrastructure, system deployment, and managing high-load automation settings.

Aircall develops an AI-powered customer communications platform that serves over 22,000 companies worldwide. The platform brings together voice, SMS, WhatsApp, and AI features to help teams increase revenue, resolve issues quickly, and scale customer-facing operations. With headquarters in Paris and offices in London and other major cities, Aircall continues to expand its reach and invest in AI innovation. The company values customer satisfaction, data-driven decisions, and meaningful results. Ownership, ongoing learning, and collaboration are central to the team culture. People who thrive at Aircall appreciate making a tangible impact within a supportive, team-focused setting. Role overview The AI Productivity Engineer joins the Engineering Productivity (EngProd) team in the London office. The focus is on building and deploying AI-powered tools that streamline engineering workflows. Day-to-day work includes reducing friction, automating repetitive engineering tasks, and integrating intelligent solutions into routine activities. This position is not research-oriented or customer-facing. Instead, the emphasis is on delivering practical, production-ready AI systems that engineers use internally. The tools and systems developed will directly improve engineering efficiency across the organization. This role fits someone who enjoys creating reliable systems that others depend on, with a focus on long-term value over following short-lived trends.

Mindrift seeks a Freelance Low-Code Automation Engineer (AI Workflow Specialist) to support the Tendem project. This part-time, remote contract is open to candidates in Glasgow or anywhere in the United Kingdom. Internally, this role is called AI Pilot and centers on building and refining workflow automations that combine AI with human expertise. Role overview This position focuses on designing, testing, and optimizing automation workflows for business platforms. The work involves both technical implementation and creative problem-solving to ensure that AI-driven processes run smoothly alongside human input. What you will do Design and evaluate automation workflows across various business platforms Build, test, and refine workflows using low-code tools such as Make.com and n8n, integrating APIs, webhooks, and event-driven logic Apply custom JavaScript within automation platforms for advanced logic and data transformation Ensure reliable data synchronization between systems like Airtable, Google Sheets, Notion, and different CRMs Implement error handling, logging, and fallback strategies to maintain workflow reliability Monitor automation performance, identify bottlenecks, and optimize for efficiency Automate communication and operational processes, including messaging and notifications Requirements Practical experience with low-code automation platforms, especially Make.com and n8n Background in workflow architecture and automation design Ability to use JavaScript for custom logic within automation tools Comfort working with APIs, webhooks, and integrating data across business tools Structured thinker with a practical approach to troubleshooting and optimizing workflows Interest in combining AI with human expertise to create effective automation solutions Mindrift connects specialists with innovative AI projects for leading technology companies. The team’s mission is to bring real-world expertise into Generative AI initiatives by collaborating with professionals from diverse backgrounds worldwide.

Toloka AI seeks a freelance AI trainer with experience in civil engineering and Python. This contract position is fully remote and based in Glasgow, Scotland. Role overview This role centers on using civil engineering knowledge and Python programming skills to help train and refine AI models. The work supports AI projects aimed at improving efficiency in engineering tasks. Key responsibilities Use civil engineering expertise and Python programming to enhance AI model performance. Collaborate with a distributed team developing AI-driven solutions for project workflows. Offer technical input to support current and future AI initiatives within the team. Location This is a remote role based in Glasgow, Scotland, United Kingdom.

About UsAt Percepta, we are dedicated to revolutionizing essential industries through applied AI. Our goal is to harness cutting-edge technology to enhance sectors that drive the global economy, such as healthcare, manufacturing, and energy.To achieve this, we collaborate closely with top-tier clients, facilitating their AI transformation journeys. Our unique strengths include:Expertise in engineering, product development, and research.Mosaic, our proprietary toolkit designed for the swift deployment of intelligent workflows.Strategic alliances with industry leaders like Anthropic, McKinsey, AWS, and more.Our rapidly expanding team comprises Applied AI Engineers, Embedded Product Managers, and Researchers, all driven by the mission to integrate AI into tangible improvements in everyday life.Percepta operates as a direct partnership with General Catalyst, a global transformation and investment firm.Role OverviewWe are seeking Applied AI Engineers to engage with customer executives, operators, and technical teams to devise and implement impactful AI systems. As we expand our footprint in Europe, your role will be pivotal in shaping our strategic direction and success in the region. Unlike many roles that focus on prototypes or laboratory projects, you will be responsible for designing, building, and deploying production-grade AI agents and workflows that generate substantial business value for our clients.Key ResponsibilitiesDefine AI Vision: Partner with client stakeholders to outline their long-term AI strategy and transformation roadmap.Identify Opportunities: Work backward from the long-term vision to highlight and prioritize specific AI applications that translate our ambitions into measurable business outcomes.Deliver Real Products: Quickly develop and deploy AI solutions that operate effectively in real-world scenarios with actual users and data.Enhance Our Core Product: Integrate insights from customer engagements into our Mosaic product, consistently introducing new features, patterns, and frameworks.

Role Overview bluefishai is looking for a Senior Applied AI Engineer to help shape how AI is implemented and integrated across the company. This position focuses on driving projects that improve developer productivity, streamline workflows, and introduce new product capabilities. The work is highly cross-functional and centers on delivering measurable business results. Key Responsibilities Lead initiatives that bring structure and clarity to AI adoption, setting standards for teams as they experiment with new approaches. Work closely with engineering, product, and leadership to identify impactful AI use cases and integrate them into the software development lifecycle. Advise on the application of emerging technologies, including agentic capabilities, to both products and internal processes. Mentor engineers, define best practices, and guide teams in adopting AI solutions that scale across the organization. Encourage collaboration and help align teams around practical, measurable solutions that boost productivity. Collaboration and Reporting This role reports directly to the VP of Engineering. Regular collaboration with engineering, product, and leadership teams is expected to ensure AI initiatives are impactful and aligned with business goals. Work Environment bluefishai is in the early stages of its AI journey, with a strong sense of curiosity and momentum. Teams are experimenting with different methodologies, and this role will be central in establishing effective, scalable AI practices across the company. Location This position is based in London or can be performed remotely within the UK.

Join Mindrift as a Freelance Python Data Scraping Engineer and contribute to the Tendem project, enhancing our hybrid AI + human data scraping workflows.In this unique position, referred to as an AI Pilot at Mindrift, you will collaborate with Tendem Agents who manage repetitive tasks. Your role will involve applying critical thinking, domain expertise, and quality control to ensure the delivery of precise and actionable outcomes.This part-time remote opportunity is perfect for technical professionals with substantial experience in web scraping, data extraction, and processing.About UsMindrift connects specialists with AI projects from leading technology innovators. Our mission is to harness the power of Generative AI by leveraging real-world expertise from around the globe.Your RoleAs a Python Data Scraping Engineer, you will take charge of data scraping tasks that require technical accuracy for web extraction and processing. Utilize a range of tools, including Apify and OpenRouter, as well as your innovative methods.Key ResponsibilitiesOversee end-to-end data extraction workflows from complex websites, ensuring comprehensive coverage, accuracy, and reliable delivery of structured datasets.Utilize internal tools (Apify, OpenRouter) and custom workflows to expedite data collection, validation, and task execution while fulfilling defined requirements.Ensure dependable extraction from dynamic and interactive web sources, adjusting strategies as necessary to accommodate JavaScript-rendered content and evolving site behavior.Uphold data quality standards through validation checks, consistency controls, adherence to formatting specifications, and systematic verification prior to delivery.Scale scraping operations for extensive datasets by employing efficient batching or parallelization techniques, monitoring failures, and maintaining stability against minor site structure changes.CompensationContributors can earn up to $32 per hour, depending on their expertise and contribution pace. Note that compensation may vary across projects based on scope and complexity.How to ApplySimply apply to this post, qualify, and get the opportunity to work on projects that align with your technical skills, on your own schedule. From coding and automation to refining AI outputs, you will play a vital role in advancing AI capabilities and real-world applications.RequirementsMinimum of 3 years of relevant experience in data engineering, web scraping, automation, or related fields.